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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2014-07-31 10:38:08 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2014-09-16 08:32:10 +0200 |
| commit | ed6e965824303255cacc1c1a195d3684caa26bce (patch) | |
| tree | 26e2b1b78498675ceae4dd2e990836c26ec1d5ec /drivers/pinctrl/pinctrl-tegra20.c | |
| parent | 5bdc82c54a3306f2ae151a00f2df54f9240395b8 (diff) | |
| download | barebox-ed6e965824303255cacc1c1a195d3684caa26bce.tar.gz barebox-ed6e965824303255cacc1c1a195d3684caa26bce.tar.xz | |
resource: Let dev_request_mem_region return an error pointer
For all users fix or add the error check.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/pinctrl/pinctrl-tegra20.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-tegra20.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/pinctrl/pinctrl-tegra20.c b/drivers/pinctrl/pinctrl-tegra20.c index 053981f44c..3c11be6f55 100644 --- a/drivers/pinctrl/pinctrl-tegra20.c +++ b/drivers/pinctrl/pinctrl-tegra20.c @@ -28,6 +28,7 @@ #include <io.h> #include <malloc.h> #include <pinctrl.h> +#include <linux/err.h> struct pinctrl_tegra20 { struct { @@ -309,9 +310,9 @@ static int pinctrl_tegra20_probe(struct device_d *dev) regs = (u32 **)&ctrl->regs; for (i = 0; i <= 2; i++) { regs[i] = dev_request_mem_region(dev, i); - if (!regs[i]) { + if (IS_ERR(regs[i])) { dev_err(dev, "Could not get iomem region %d\n", i); - return -ENODEV; + return PTR_ERR(regs[i]); } } |